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Cheap flights from Porto Alegre to Las Vegas from $430

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto Alegre to Las Vegas departing on 3/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

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Find the cheapest flights from Porto Alegre to Las Vegas

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:20 pm - 11:14 am
POA
-
LAS
20h 54m
2 stops
American Airlines Logo
7:00 am - 11:00 am
LAS
-
POA
24h 00m
2 stops
$648American Airlines
Tue, Feb 24 - Tue, Mar 17
American Airlines Logo
5:45 pm - 2:50 pm
POA
-
LAS
26h 05m
2 stops
American Airlines Logo
8:00 am - 1:00 pm
LAS
-
POA
25h 00m
2 stops
$649American Airlines
Mon, Mar 2 - Sun, Mar 15
American Airlines Logo
6:05 pm - 6:55 pm
POA
-
LAS
28h 50m
2 stops
American Airlines Logo
8:00 am - 3:35 pm
LAS
-
POA
27h 35m
2 stops
$713American Airlines
Tue, Apr 28 - Tue, May 5
United Airlines Logo
5:10 pm - 5:57 pm
POA
-
LAS
29h 47m
2 stops
United Airlines Logo
2:00 pm - 2:25 pm
LAS
-
POA
20h 25m
2 stops
$797United Airlines
Tue, Mar 3 - Tue, Mar 17
American Airlines Logo
5:55 pm - 11:02 am
POA
-
LAS
22h 07m
2 stops
American Airlines Logo
7:00 am - 1:00 pm
LAS
-
POA
26h 00m
2 stops
$798American Airlines
Sun, Mar 1 - Sun, Mar 15
United Airlines Logo
5:10 pm - 12:28 pm
POA
-
LAS
23h 18m
2 stops
United Airlines Logo
9:05 am - 4:20 pm
LAS
-
POA
27h 15m
3 stops
$808United Airlines
Tue, Apr 28 - Tue, May 5
LATAM Airlines Logo
7:25 am - 12:10 am
POA
-
LAS
20h 45m
2 stops
LATAM Airlines Logo
1:05 pm - 6:15 pm
LAS
-
POA
25h 10m
2 stops
$838LATAM Airlines
Mon, May 11 - Mon, May 18
United Airlines Logo
11:15 am - 7:57 pm
POA
-
LAS
36h 42m
2 stops
United Airlines Logo
12:36 am - 1:10 pm
LAS
-
POA
32h 34m
2 stops
$848United Airlines
Sun, May 10 - Sat, May 16
American Airlines Logo
6:25 pm - 10:32 pm
POA
-
LAS
32h 07m
2 stops
American Airlines Logo
12:59 am - 3:35 pm
LAS
-
POA
34h 36m
2 stops
$864American Airlines
Mon, May 11 - Sat, May 16
GOL Logo
5:55 pm - 11:14 am
POA
-
LAS
22h 19m
2 stops
GOL Logo
10:48 am - 5:50 pm
LAS
-
POA
26h 02m
2 stops
$868GOL
Mon, Feb 16 - Thu, Feb 26

United Airlines flights from Porto Alegre to Las Vegas

Our best United Airlines deals on Porto Alegre to Las Vegas flight tickets
United Airlines
Apr 28
POA5:10 pmPorto Alegre Salgado Filho
23h 18m
2 stops
LAS12:28 pmLas Vegas Harry Reid Intl
May 5
LAS9:05 amLas Vegas Harry Reid Intl
27h 15m
3 stops
POA4:20 pmPorto Alegre Salgado Filho
$808
United Airlines
May 10
POA4:05 pmPorto Alegre Salgado Filho
33h 54m
2 stops
LAS9:59 pmLas Vegas Harry Reid Intl
May 17
LAS12:36 amLas Vegas Harry Reid Intl
29h 09m
2 stops
POA9:45 amPorto Alegre Salgado Filho
$848
United Airlines
Jun 1
POA3:25 pmPorto Alegre Salgado Filho
25h 46m
2 stops
LAS1:11 pmLas Vegas Harry Reid Intl
Jun 16
LAS10:25 amLas Vegas Harry Reid Intl
25h 55m
2 stops
POA4:20 pmPorto Alegre Salgado Filho
$888

Copa Airlines flights from Porto Alegre to Las Vegas

Our best Copa Airlines deals on Porto Alegre to Las Vegas flight tickets
Copa Airlines
Mar 14
POA1:30 amPorto Alegre Salgado Filho
24h 59m
1 stop
LAS10:29 pmLas Vegas Harry Reid Intl
Mar 21
LAS1:58 amLas Vegas Harry Reid Intl
18h 27m
1 stop
POA12:25 amPorto Alegre Salgado Filho
$764
Copa Airlines
Jan 30
POA1:35 amPorto Alegre Salgado Filho
25h 54m
1 stop
LAS10:29 pmLas Vegas Harry Reid Intl
Feb 5
LAS3:33 pmLas Vegas Harry Reid Intl
27h 52m
2 stops
POA12:25 amPorto Alegre Salgado Filho
$1,045
Copa Airlines
Jun 9
POA1:20 amPorto Alegre Salgado Filho
25h 10m
1 stop
LAS10:30 pmLas Vegas Harry Reid Intl
Jun 25
LAS7:30 pmLas Vegas Harry Reid Intl
24h 50m
2 stops
POA12:20 amPorto Alegre Salgado Filho
$1,141

momondo Fare Finder

 
Customize your flight search to find flights from Porto Alegre to Las Vegas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Porto Alegre to Las Vegas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Tue 2/24

7:20 pm-11:14 am

2 stops20h 54m

Las Vegas Harry Reid Intl

Tue 3/17

7:00 am-11:00 am

2 stops24h 00m

$648

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Mon 3/2

5:45 pm-2:50 pm

2 stops26h 05m

Las Vegas Harry Reid Intl

Sun 3/15

8:00 am-1:00 pm

2 stops25h 00m

$649

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Tue 4/28

6:05 pm-6:55 pm

2 stops28h 50m

Las Vegas Harry Reid Intl

Tue 5/5

8:00 am-3:35 pm

2 stops27h 35m

$713

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Tue 3/3

5:10 pm-5:57 pm

2 stops29h 47m

Las Vegas Harry Reid Intl

Tue 3/17

2:00 pm-2:25 pm

2 stops20h 25m

$797

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Sun 3/1

5:55 pm-11:02 am

2 stops22h 07m

Las Vegas Harry Reid Intl

Sun 3/15

7:00 am-1:00 pm

2 stops26h 00m

$798

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Tue 4/28

5:10 pm-12:28 pm

2 stops23h 18m

Las Vegas Harry Reid Intl

Tue 5/5

9:05 am-4:20 pm

3 stops27h 15m

$808

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Mon 5/11

7:25 am-12:10 am

2 stops20h 45m

Las Vegas Harry Reid Intl

Mon 5/18

1:05 pm-6:15 pm

2 stops25h 10m

$838

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Sun 5/10

11:15 am-7:57 pm

2 stops36h 42m

Las Vegas Harry Reid Intl

Sat 5/16

12:36 am-1:10 pm

2 stops32h 34m

$848

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Mon 5/11

6:25 pm-10:32 pm

2 stops32h 07m

Las Vegas Harry Reid Intl

Sat 5/16

12:59 am-3:35 pm

2 stops34h 36m

$864

Porto AlegreLas Vegas

POA - LAS

POALAS

Porto Alegre Salgado Filho

Mon 2/16

5:55 pm-11:14 am

2 stops22h 19m

Las Vegas Harry Reid Intl

Thu 2/26

10:48 am-5:50 pm

2 stops26h 02m

$868

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Las Vegas from

How to get the cheapest flight ticket from Porto Alegre to Las Vegas

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Porto Alegre and Las Vegas?

What is the cheapest month to fly to Las Vegas?

The month of March is, on average, the cheapest month to fly to Las Vegas from Porto Alegre, with most prices found around $623. The month of August is another great option to travel to Las Vegas, with average flight prices from Porto Alegre averaging around $635.

When to book flights from Porto Alegre to Las Vegas

Are you open to changing your travel dates? Check out the ideal times to fly from Porto Alegre to Las Vegas according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Porto Alegre to Las Vegas (POA to LAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto Alegre to Las Vegas

Fastest flight time

21h 04m

Direct flights

None
The fastest flight from Porto Alegre to Las Vegas takes 21h 04m
There are no direct flights from Porto Alegre to Las Vegas. There are no popular flight routes from Porto Alegre to Las Vegas.
Search flight deals

  • How far is Porto Alegre Salgado Filho to Las Vegas Harry Reid Intl by plane?

    The straight-line distance from Porto Alegre Salgado Filho to Las Vegas Harry Reid Intl is 6167.1 mi. By plane, this route typically takes 21h 04m.

  • When did momondo last update prices for flights from Porto Alegre Salgado Filho Airport to Las Vegas Harry Reid Intl Airport?

    Prices for flights from Porto Alegre Salgado Filho Airport to Las Vegas Harry Reid Intl Airport are updated daily.

  • How old do you have to be to fly from Porto Alegre Salgado Filho Airport to Las Vegas Harry Reid Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Porto Alegre Salgado Filho Airport to Las Vegas Harry Reid Intl Airport.

  • What documentation or ID do you need to fly to Las Vegas Harry Reid Intl Airport?

    The travel and health documents required for your trip to Las Vegas Harry Reid Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Las Vegas Harry Reid Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Laughlin
Mount Charleston
Henderson
Paradise
Mesquite
North Las Vegas
Kingman
Pahrump
Primm
Furnace Creek
Boulder City
Sunrise Manor
Winchester
Needles

Why use momondo?

Why should I use momondo to find a flight deal from Porto Alegre to Las Vegas?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Porto Alegre to Las Vegas. momondo saves you time and could save you money on your trip.

Can I find flights from Porto Alegre to Las Vegas with flexible booking policies on momondo?

All flight searches from Porto Alegre to Las Vegas on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Porto Alegre to Las Vegas?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Las Vegas from Porto Alegre.

I’m not ready to book a flight from Porto Alegre to Las Vegas right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Porto Alegre to Las Vegas flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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